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  2. Wireless security camera - Wikipedia

    en.wikipedia.org/wiki/Wireless_security_camera

    Wireless security cameras function best when there is a clear line of sight between the camera(s) and the receiver. If digital wireless cameras are outdoors and have a clear line of sight, they typically have a range between 250 and 450 feet. If located indoors, the range can be limited to 100 to 150 feet.

  3. Pan–tilt–zoom camera - Wikipedia

    en.wikipedia.org/wiki/Pan–tilt–zoom_camera

    Waterproof housings with an IP certification imply that outdoor PTZ cameras can withstand the effects of water, such as rain and snow. Wireless PTZ Camera: For video security, wireless PTZ cameras are a common means to transfer data over long distances when installing cable would be costly or inconvenient. In confined areas, wireless PTZ ...

  4. Wireless security - Wikipedia

    en.wikipedia.org/wiki/Wireless_security

    Wireless security is the prevention of unauthorized access or damage to computers or data using wireless networks, which include Wi-Fi networks. The term may also refer to the protection of the wireless network itself from adversaries seeking to damage the confidentiality, integrity, or availability of the network.

  5. IP camera - Wikipedia

    en.wikipedia.org/wiki/IP_camera

    The first centralized IP camera, the AXIS Neteye 200, was released in 1996 by Axis Communications. [3] Although the product was advertised to be accessible from anywhere with an internet connection, [4] the camera was not capable of streaming real-time video, and was limited to returning a single image for each request in the Common Intermediate Format (CIF).

  6. Closed-circuit television - Wikipedia

    en.wikipedia.org/wiki/Closed-circuit_television

    IP cameras are considered part of the Internet of things and have many of the same benefits and security risks as other IP-enabled devices. [159] Smart doorbells are one example of a type of CCTV that uses IP to allow it to send alerts. Main types of IP cameras include fixed cameras, pan–tilt–zoom (PTZ) cameras, and multi-sensor cameras. [160]

  7. Flock Safety - Wikipedia

    en.wikipedia.org/wiki/Flock_Safety

    Flock's most popular products, the Falcon and Sparrow, are cameras which monitor traffic and photograph the rear of all passing vehicles. Their software uses artificial intelligence to read the vehicles' license plates and identify other distinguishing visual characteristics, sending that information to a central server via cellular network. [13]

  8. Vandal-resistant switch - Wikipedia

    en.wikipedia.org/wiki/Vandal-resistant_switch

    This vandal- and weather-resistant switch is used to request a traffic stop signal. Vandal-resistant switches (also referred to as vandal-proof switches) are electrical switches designed to be installed in a location (or device) and application where they may be subject to abuse and attempts to damage them, as in the case of pedestrian crossing switches.

  9. Broken windows theory - Wikipedia

    en.wikipedia.org/wiki/Broken_windows_theory

    A successful strategy for preventing vandalism, according to the book's authors, is to address the problems when they are small. Repair the broken windows within a short time, say, a day or a week, and the tendency is that vandals are much less likely to break more windows or do further damage.